<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>粒子时钟</title>
    <style>
      body {
        margin: 0;
        padding: 0;
      }
      canvas {
        background: radial-gradient(#fff, #8c738c);
        display: block;
        width: 100vw;
        height: 100vh;
      }
    </style>
  </head>
  <body>
    <canvas></canvas>
    <script src="./js/1.粒子时钟.js"></script>
  </body>
</html>
